The external torque on a drill bit varies linearly to a maximum intensity q, in.lb/in . If the drill bit diameter is d, its length L, and modulus of rigidity G Determine the relative rotation of the end of the drill bit with respect to the chunk.

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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The external torque on a drill bit varies linearly to a maximum intensity q,
in.Ib/in . If the drill bit diameter is d, its length L, and modulus of rigidity G
Determine the relative rotation of the end of the drill bit with respect to
the chunk.
Transcribed Image Text:The external torque on a drill bit varies linearly to a maximum intensity q, in.Ib/in . If the drill bit diameter is d, its length L, and modulus of rigidity G Determine the relative rotation of the end of the drill bit with respect to the chunk.
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